"...The biggest story here is the addition of Dirac, from the 15- year-old Swedish company that offers room correction for high-end home theater systems as well as audio processing for mobile and automotive use. NAD has not just adopted Dirac Live LE but also gotten PSB’s speaker-designing eminence grise Paul Barton to tweak it...Ultimately, Dirac is an audio tweaker’s paradise; it’s great to see how your system measures in your room and how the program corrects it. And the results, as you’ll read below, were excellent..." Read it!